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12612016230 = 2351138218231
BaseRepresentation
bin10111011111011110…
…00001100001100110
31012112221201210210020
423233233001201212
5201312134004410
65443251140010
7624352240422
oct135757014146
935487653706
1012612016230
115392177510
12253b8a4606
13125cba98c8
14879011b82
154dc363a70
hex2efbc1866

12612016230 has 32 divisors (see below), whose sum is σ = 33020552448. Its totient is φ = 3057458400.

The previous prime is 12612016199. The next prime is 12612016267. The reversal of 12612016230 is 3261021621.

It is a self number, because there is not a number n which added to its sum of digits gives 12612016230.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19108786 + ... + 19109445.

It is an arithmetic number, because the mean of its divisors is an integer number (1031892264).

Almost surely, 212612016230 is an apocalyptic number.

12612016230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12612016230 is an abundant number, since it is smaller than the sum of its proper divisors (20408536218).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12612016230 is a wasteful number, since it uses less digits than its factorization.

12612016230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38218252.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 12612016230 its reverse (3261021621), we get a palindrome (15873037851).

The spelling of 12612016230 in words is "twelve billion, six hundred twelve million, sixteen thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 11 15 22 30 33 55 66 110 165 330 38218231 76436462 114654693 191091155 229309386 382182310 420400541 573273465 840801082 1146546930 1261201623 2102002705 2522403246 4204005410 6306008115 12612016230